The contraction of both smooth muscle and cardiac muscle is controlled by motor neurons of the autonomic system. 1  The first, the preganglionic neurons, arise in the CNS and run to a ganglion in the body. 2  postganglionic neurons, which run to the effector organ (cardiac muscle, smooth muscle, or a gland). 3  sympathetic nervous system and the. 4  parasympat
In the spring we are fishing the Columbia River from Cathlamet, I-5 at Portland to the Bonneville Dam chasing the Spring Kings in our jet sled. These are a prized fish, the first to enter the river, full of fat, succulent, and some of the best eating salmon Washington State has to offer.
Washington designated steelhead trout (Salmo gairdnerii) as the official state fish in 1969. Fishing is a major industry in Washington state (and steelhead trout is one of the most popular fish for recreational fishing). Steelhead trout have a gray spotted back from head to tail with scales that shine with flecks of silver. This dark back is contrasted by an intense white belly-the two colors are separated by a hint of opalescent pink. Like salmon, steelhead trout are an anadromous fish (returning to fresh water rivers to spawn).